Other key pieces: A do-it-all blazer, a grown-up graphic T-shirt, and a summer scarf.

Bill Hogan/Tribune

Blazer: This Yohji Yamamoto Y3 blazer is sporty but has enough style to easily get you through cocktails and dinner. Because of the lightweight Gortex fabric, its easy to pack and is rainproof $1,035 at adidas.com. T-shirt: Works with a jacket and scarf or perks up casual pants. Gray, black and white striped Yohji Yamamoto Y3 j jersey T shirt $160 at adidas.com. Scarf: One simple accessory can change your look instantly. This navy and white striped scarf by Armor Lux adds a splash of energy to your look without adding the look at me drama (barneys.com).

Blazer: This Yohji Yamamoto Y3 blazer is sporty but has enough style to easily get you through cocktails and dinner. Because of the lightweight Gortex fabric, its easy to pack and is rainproof $1,035 at adidas.com. T-shirt: Works with a jacket and scarf or perks up casual pants. Gray, black and white striped Yohji Yamamoto Y3 j jersey T shirt $160 at adidas.com. Scarf: One simple accessory can change your look instantly. This navy and white striped scarf by Armor Lux adds a splash of energy to your look without adding the look at me drama (barneys.com).